Hi,
We offer variuos Softswitch solutions working with SIP, H323 and MGCP.There are such known brands as MVTS, Voicemaster,Voipswitch,AVS, Samsay and others.
We also supply billing solutions and other software to complete the network you want to build.
Let us know about your requirements and plans, and we will supply, configure and support a thoroughly tailored to your needs solution within your budget.
Please contact me via email [email protected] to get more information.
Regards,
Chris